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Chapter 3 – DFI CR960-HM76 User Manual

Page 28

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Chapter 3 Hardware Installation

28

Chapter 3

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Signal

Pin#

Pin Type

Pwr Rail /Tolerance

CR960

Carrier Board

Description

VCC_12V

A104~A109
B104~B109
C104~C109
D104~D109

Power

Primary power input: +12V nominal. All available VCC_12V pins on the connector(s) shall be used.

VCC_5V_SBY

B84~B87

Power

Standby power input: +5.0V nominal. If VCC5_SBY is used, all
available VCC_5V_SBY pins on the connector(s) shall be used. Only
used for standby and suspend functions. May be left unconnected if
these functions are not used in the system design.

VCC_RTC

A47

Power

Real-time clock circuit-power input. Nominally +3.0V.

GND

A1, A11, A21,
A31, A41, A51,
A57, A60, A66,
A70, A80, A90,
A100, A110, B1,
B11, B21 ,B31,
B41, B51, B60,
B70, B80, B90,
B100, B110, C1,
C2, C5, C8, C11,
C14, C21, C31,
C41, C51, C60,
C70, C73, C76,
C80, C84, C87,
C90, C93, C96,
C100, C103,
C110, D1, D2,
D5, D8, D11,
D14, D21, D31,
D51, D60, D67,
D70, D73, D76,
D80, D84, D87,
D90, D93, D96,
D100, D103,
D110

Power

Ground - DC power and signal and AC signal return path.
All available GND connector pins shall be used and tied to Carrier
Board GND plane.

Power and GND Signal Descriptions

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